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freebsd
GitHub Repository: freebsd/freebsd-src
 Path: blob/main/contrib/llvm-project/compiler-rt/lib/orc/elfnix_tls.x86-64.S
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//===-- orc_rt_elfnix_tls_x86-64.s -------------------------------*- ASM -*-===//

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//

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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.

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// See https://llvm.org/LICENSE.txt for license information.

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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception

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//

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//===----------------------------------------------------------------------===//

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//

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// This file is a part of the ORC runtime support library.

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//

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//===----------------------------------------------------------------------===//

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// The content of this file is x86_64-only

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#if defined(__x86_64__)

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#define REGISTER_SAVE_SPACE_SIZE        512

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        .text

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	// returns address of TLV in %rax, all other registers preserved

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	.globl ___orc_rt_elfnix_tls_get_addr

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___orc_rt_elfnix_tls_get_addr:

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        pushq           %rbp

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        movq            %rsp,        %rbp

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        subq            $REGISTER_SAVE_SPACE_SIZE, %rsp

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        movq            %rcx,    -16(%rbp)

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        movq            %rdx,    -24(%rbp)

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        movq            %rsi,    -32(%rbp)

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        movq            %rdi,    -40(%rbp)

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        movq            %r8,     -48(%rbp)

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        movq            %r9,     -56(%rbp)

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        movq            %r10,    -64(%rbp)

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        movq            %r11,    -72(%rbp)

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	movdqa          %xmm0,  -128(%rbp)

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	movdqa          %xmm1,  -144(%rbp)

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	movdqa          %xmm2,  -160(%rbp)

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	movdqa          %xmm3,  -176(%rbp)

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	movdqa          %xmm4,  -192(%rbp)

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	movdqa          %xmm5,  -208(%rbp)

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	movdqa          %xmm6,  -224(%rbp)

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	movdqa          %xmm7,  -240(%rbp)

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        call           __orc_rt_elfnix_tls_get_addr_impl

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        movq            -16(%rbp),      %rcx

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        movq            -24(%rbp),      %rdx

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        movq            -32(%rbp),      %rsi

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        movq            -40(%rbp),      %rdi

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        movq            -48(%rbp),      %r8

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        movq            -56(%rbp),      %r9

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        movq            -64(%rbp),      %r10

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        movq            -72(%rbp),      %r11

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  movdqa          -128(%rbp),     %xmm0

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	movdqa          -144(%rbp),     %xmm1

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	movdqa          -160(%rbp),     %xmm2

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	movdqa          -176(%rbp),     %xmm3

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	movdqa          -192(%rbp),     %xmm4

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	movdqa          -208(%rbp),     %xmm5

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	movdqa          -224(%rbp),     %xmm6

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	movdqa          -240(%rbp),     %xmm7

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        addq            $REGISTER_SAVE_SPACE_SIZE, %rsp

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        popq            %rbp

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        ret

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#endif // defined(__x86_64__)

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